1,2,3,4,6,7-Hexachloronaphthalene, 50µg/ml in nonane, 1,2ml Back Catalog number: PN-66S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2236.17-5MG Aflatoxin G2, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7241-98-7 Price on request 678406 Fenamiphos-sulfone, 100 µg/ml, Acetonitrile, 1ml Price on request 66031 2,4’,5-Trichlorobiphenyl (31) Price on request